Skip to Main Content

Select country

Select your country

Analytical Technique

Explore the broadest selection of analytical reference materials and proficiency testing (PT) from the leading brands in certified and analytical reference materials: Spex, NSI, HPS, and Chiron.

Our harmonized product development and custom capabilities are tailored to bring you innovative products to help meet your unique application needs.
Grid List

Categories and filters

Filter / Sorting

Categories

Brand

Classification

Accreditations

Product Type

Regulatory Method

Instrument / Test

Analyte - Single / Multi

CAS #

Strain

Analyte / Component

Microorganism

5,991 Items found

Per Page:
Sort by:
Grid List
SKU: MM-9032

Matrix Modifier for GFAAS in 1% HNO3 5% Ni(NO3)2

Login to view pricing
  • Brand HPS
  • Matrix 1% HNO3
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: MM-9031

1% Ni(NO3)2 Matrix Modifier for GFAAS in 1% HNO3

Login to view pricing
  • Brand HPS
  • Matrix 1% HNO3
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: MM-9012

5% Mg(NO3)2 Matrix Modifier for GFAAS in 1% HNO3 (250 mL)

Login to view pricing
  • Brand HPS
  • Matrix 1% HNO3
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: MM-9011

1% Mg(NO3)2 Matrix Modifier for GFAAS in 1% HNO3 (250 mL)

Login to view pricing
  • Brand HPS
  • Matrix 1% HNO3
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: MM-9004

20% NH4H2PO4 Matrix Modifier for GFAAS in 0.05% HNO3

Login to view pricing
  • Brand HPS
  • Matrix 0.05% HNO3
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: MM-9003

Matrix Modifier for GFAAS in 0.05% HNO3 10% NH4H2PO4

Login to view pricing
  • Brand HPS
  • Matrix 0.5% HNO3
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: MM-9002-1

1% NH4H2PO4 Matrix Modifier for GFAAS in 0.05% HNO3

Login to view pricing
  • Brand HPS
  • Matrix 0.05% HNO3
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: QCI-145C

Hardness QC (4 x 250 mL)

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: QCI-145B

Hardness - Blind

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: QCI-145

Hardness QC

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: QCI-137C

Hardness QC CRM (4 x 250 mL)

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
SKU: QCI-137B

Hardness - Blind

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Quick View
AlertAlertBrowse fileDownload fileFileImagePdfWordTextExcelPowerpointArchiveCsvAudioVideoSpinnerCalendarReturn arrowMinusVisibleInvisibleVisibleInvisibleConfigure